Trojan.Encoder.33641

Техническая информация

Вредоносные функции

Для затруднения выявления своего присутствия в системе

удаляет теневые копии разделов.

Читает файлы, отвечающие за хранение паролей сторонними программами

%HOMEPATH%\desktop\13.jpeg
%HOMEPATH%\desktop\tileimage.bmp
%HOMEPATH%\desktop\thlps_keeper_mayer_1965.docx
%HOMEPATH%\desktop\testee.cer
%HOMEPATH%\desktop\sdszfo.docx
%HOMEPATH%\desktop\pmd.cer
%HOMEPATH%\desktop\ovp25012015.doc
%HOMEPATH%\desktop\join.avi
%HOMEPATH%\desktop\ituneshelpunavailable.html
%HOMEPATH%\desktop\hanni_umami_chapter.doc
%HOMEPATH%\desktop\default.bmp
%HOMEPATH%\desktop\dashborder_96.bmp
%HOMEPATH%\desktop\dashborder_144.bmp
%HOMEPATH%\desktop\coffee.bmp
%HOMEPATH%\desktop\applicantform_en.doc
%HOMEPATH%\desktop\api-hashmap.html
%HOMEPATH%\desktop\alert.htm
%HOMEPATH%\desktop\sdkfailsafeemulator.cer
%HOMEPATH%\desktop\64bit_notes.htm
%HOMEPATH%\desktop\508softwareandos.doc
%HOMEPATH%\desktop\3.jpeg
%HOMEPATH%\desktop\2.jpeg
%HOMEPATH%\desktop\tree_view.htm
%HOMEPATH%\desktop\uep_form_786_bulletin_1726i602.doc

Изменения в файловой системе

Создает следующие файлы

%HOMEPATH%\desktop\restore your files.exe
%HOMEPATH%\links\desktop.lnk.gopher
%HOMEPATH%\favorites\desktop.ini.gopher
%HOMEPATH%\favorites\windows live\windows live spaces.url.gopher
%HOMEPATH%\favorites\windows live\windows live mail.url.gopher
%HOMEPATH%\favorites\windows live\windows live gallery.url.gopher
%HOMEPATH%\favorites\windows live\get windows live.url.gopher
%HOMEPATH%\favorites\microsoft websites\microsoft store.url.gopher
%HOMEPATH%\favorites\microsoft websites\microsoft at work.url.gopher
%HOMEPATH%\links\recentplaces.lnk.gopher
%HOMEPATH%\links\downloads.lnk.gopher
%HOMEPATH%\favorites\microsoft websites\ie add-on site.url.gopher
%HOMEPATH%\favorites\msn websites\msnbc news.url.gopher
%HOMEPATH%\favorites\msn websites\msn.url.gopher
%HOMEPATH%\favorites\msn websites\msn sports.url.gopher
%HOMEPATH%\favorites\msn websites\msn money.url.gopher
%HOMEPATH%\favorites\msn websites\msn entertainment.url.gopher
%HOMEPATH%\favorites\msn websites\msn autos.url.gopher
%HOMEPATH%\favorites\links for united states\desktop.ini.gopher
%HOMEPATH%\favorites\microsoft websites\microsoft at home.url.gopher
%HOMEPATH%\desktop\desktop.ini.gopher
%HOMEPATH%\links\desktop.ini.gopher
%TEMP%\csc8cd4.tmp
nul
%TEMP%\dyt6x5_f.out
%TEMP%\dyt6x5_f.cmdline
%TEMP%\dyt6x5_f.0.cs
%HOMEPATH%\videos\desktop.ini.gopher
%HOMEPATH%\templates.gopher
%HOMEPATH%\start menu.gopher
%HOMEPATH%\sendto.gopher
%HOMEPATH%\searches\desktop.ini.gopher
%HOMEPATH%\searches\indexed locations.search-ms.gopher
%HOMEPATH%\searches\everywhere.search-ms.gopher
%HOMEPATH%\saved games\desktop.ini.gopher
%HOMEPATH%\recent.gopher
%HOMEPATH%\printhood.gopher
%HOMEPATH%\pictures\desktop.ini.gopher
%HOMEPATH%\nethood.gopher
%HOMEPATH%\my documents.gopher
%HOMEPATH%\music\desktop.ini.gopher
%HOMEPATH%\favorites\links for united states\usa.gov.url.gopher
%HOMEPATH%\favorites\microsoft websites\ie site on microsoft.com.url.gopher
%HOMEPATH%\favorites\links for united states\gobiernousa.gov.url.gopher
%HOMEPATH%\favorites\links\desktop.ini.gopher
%HOMEPATH%\favorites\links\web slice gallery.url.gopher
%HOMEPATH%\desktop\3.jpeg.gopher
%HOMEPATH%\desktop\total commander 64 bit.lnk.gopher
%HOMEPATH%\desktop\telegram.lnk.gopher
%HOMEPATH%\desktop\sdkfailsafeemulator.cer.gopher
%HOMEPATH%\desktop\qip 2012.lnk.gopher
%HOMEPATH%\desktop\mail.ru agent.lnk.gopher
%HOMEPATH%\desktop\icq.lnk.gopher
%HOMEPATH%\desktop\64bit_notes.htm.gopher
%HOMEPATH%\desktop\508softwareandos.doc.gopher
%HOMEPATH%\desktop\2.jpeg.gopher
%HOMEPATH%\desktop\calc.exe.gopher
%HOMEPATH%\desktop\13.jpeg.gopher
%HOMEPATH%\cookies.gopher
%HOMEPATH%\contacts\user.contact.gopher
%HOMEPATH%\contacts\desktop.ini.gopher
%HOMEPATH%\application data.gopher
%HOMEPATH%\desktop\bad_gopher.txt
%HOMEPATH%\bad_gopher.txt
%HOMEPATH%\bad_gopher.jpg
%TEMP%\res8ce4.tmp
%HOMEPATH%\local settings.gopher
%HOMEPATH%\desktop\chromesetup.exe.gopher
%HOMEPATH%\documents\my music.gopher
%HOMEPATH%\desktop\alert.htm.gopher
%HOMEPATH%\favorites\links\suggested sites.url.gopher
%HOMEPATH%\downloads\winamp5666_full_all.exe.gopher
%HOMEPATH%\downloads\tcmd851ax64.exe.gopher
%HOMEPATH%\downloads\pidgin-2.10.11.exe.gopher
%HOMEPATH%\downloads\mirc741.exe.gopher
%HOMEPATH%\downloads\magent_rfrset.exe.gopher
%HOMEPATH%\downloads\jre-8u45-windows-x64.exe.gopher
%HOMEPATH%\downloads\icq_rfrset.exe.gopher
%HOMEPATH%\downloads\desktop.ini.gopher
%HOMEPATH%\downloads\thunderbird setup 31.6.0.exe.gopher
%HOMEPATH%\downloads\steamsetup.exe.gopher
%HOMEPATH%\downloads\opera_ni_stable.exe.gopher
%HOMEPATH%\downloads\k-lite_codec_pack_1110_mega_dlm.exe.gopher
%HOMEPATH%\downloads\k-lite_codec_pack_1110_mega.exe.gopher
%HOMEPATH%\downloads\chromesetup.exe.gopher
%HOMEPATH%\documents\desktop.ini.gopher
%HOMEPATH%\documents\my videos.gopher
%HOMEPATH%\documents\my pictures.gopher
%HOMEPATH%\desktop\jre-7u75-windows-i586-iftw.exe.gopher
%TEMP%\dyt6x5_f.dll

Удаляет следующие файлы

%TEMP%\res8ce4.tmp
%TEMP%\csc8cd4.tmp
%TEMP%\dyt6x5_f.dll
%TEMP%\dyt6x5_f.out
%TEMP%\dyt6x5_f.cmdline
%TEMP%\dyt6x5_f.0.cs
%TEMP%\dyt6x5_f.pdb

Изменяет расширения файлов пользовательских данных (Trojan.Encoder).

Другое

Ищет следующие окна

ClassName: 'SystemTray_Main' WindowName: ''

Создает и запускает на исполнение

'%WINDIR%\microsoft.net\framework\v2.0.50727\csc.exe' /noconfig /fullpaths @"%TEMP%\dyt6x5_f.cmdline"' (со скрытым окном)
'%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES8CE4.tmp" "%TEMP%\CSC8CD4.tmp"' (со скрытым окном)

Запускает на исполнение

'%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' -EncodedCommand JABzAGUAdAB3AGEAbABsAHAAYQBwAGUAcgBzAHIAYwAgAD0AIABAACIADQAKAHUAcwBpAG4AZwAgAFMAeQBzAHQAZQBtAC4AUgB1AG4AdABpAG0AZQAuAEkAbgB0AGUAcgBvAHAAUwBlAHIAdgBpAGMAZQBzADsADQAKAHAAdQBiAGwAa...
'%WINDIR%\syswow64\cmd.exe' /C "wbadmin delete catalog - quiet"
'%WINDIR%\syswow64\cmd.exe' /C "bcdedit /set { default } recoveryenabled no"
'%WINDIR%\syswow64\cmd.exe' /C "bcdedit /set { default } bootstatuspolicy ignoreallfailures"
'%WINDIR%\syswow64\cmd.exe' /C "wmic shadowcopy delete"
'%WINDIR%\syswow64\cmd.exe' /C "vssadmin delete shadows /All /Quiet"
'%WINDIR%\microsoft.net\framework\v2.0.50727\csc.exe' /noconfig /fullpaths @"%TEMP%\dyt6x5_f.cmdline"
'%WINDIR%\microsoft.net\framework\v2.0.50727\cvtres.exe' /NOLOGO /READONLY /MACHINE:IX86 "/OUT:%TEMP%\RES8CE4.tmp" "%TEMP%\CSC8CD4.tmp"